Use apiextension v1

- upgrade from apiextension v1beta1 to v1
 - generate yaml manifest for crd intead of applying it at runtime
  - users will have to apply the manifest with kubectl
 - kg and kgctl log an error if the crd is not present
 - now validation should actually work

Signed-off-by: leonnicolas <leonloechner@gmx.de>

vendor/github.com/gobuffalo/flect/rule.go

@@ -0,0 +1,10 @@
+package flect
+
+type ruleFn func(string) string
+
+type rule struct {
+	suffix string
+	fn     ruleFn
+}
+
+func noop(s string) string { return s }